Calamos Nasdaq-100 Structured Alt Protection ETF - September
CPNS
20 hedge funds and large institutions have $11.1M invested in Calamos Nasdaq-100 Structured Alt Protection ETF - September in 2025 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 3 increasing their positions, 3 reducing their positions, and 2 closing their positions.
350% more first-time investments, than exits
New positions opened: 9 | Existing positions closed: 2
54% more funds holding
Funds holding: 13 → 20 (+7)
37% more capital invested
Capital invested by funds: $8.09M → $11.1M (+$2.98M)
6.96% more ownership
Funds ownership: 34.09% → 41.06% (+7%)
0% more repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$804K |
| 2 |
HI
Harbour Investments
Madison,
Wisconsin
|
+$521K |
| 3 |
CF
Centaurus Financial
Anaheim,
California
|
+$518K |
| 4 |
Jane Street
New York
|
+$305K |
| 5 |
PCA
Pallas Capital Advisors
Braintree,
Massachusetts
|
+$252K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$304K |
| 2 |
Commonwealth Equity Services
Waltham,
Massachusetts
|
-$272K |
| 3 |
OL
Owen LaRue
Elizabethtown,
Kentucky
|
-$99K |
| 4 |
CA
Claro Advisors
Boston,
Massachusetts
|
-$12.7K |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$7.25K |
CPNS Hedge Fund Activity: Q3 2025 in Review
20 of the 7,640 institutional investors tracked by Wall St. Rank reported a position in Calamos Nasdaq-100 Structured Alt Protection ETF - September (CPNS) for Q3 2025, worth a combined $11.1M — up 37% from $8.09M a quarter earlier.
Buyers outnumbered sellers: 9 funds opened new CPNS positions and 2 closed out — a net gain of 7 holders — while 3 added to existing stakes and 3 trimmed.
The largest buyer was Susquehanna International Group, opening a new position worth an estimated $804K. The largest seller was Old Mission Capital, exiting entirely with an estimated $304K sold.
- 20 institutional investors held Calamos Nasdaq-100 Structured Alt Protection ETF - September (CPNS) as of Q3 2025, up from 13 in Q2 2025.
- Funds reported $11.1M of Calamos Nasdaq-100 Structured Alt Protection ETF - September stock for Q3 2025, up 37% quarter-over-quarter.
- 9 funds opened new Calamos Nasdaq-100 Structured Alt Protection ETF - September positions in Q3 2025 and 2 closed out, a net change of +7 holders.
- The largest Calamos Nasdaq-100 Structured Alt Protection ETF - September buyer in Q3 2025 was Susquehanna International Group, an estimated $804K added.
- The largest Calamos Nasdaq-100 Structured Alt Protection ETF - September seller in Q3 2025 was Old Mission Capital, an estimated $304K sold.
Based on aggregated 13F filings for Q3 2025.